[#1491] 차트 Resize > DrawChart > DrawImage 할 때 BufferCanvas의 width 또는 … #1493
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…th 또는 height가 1 보다 작으면 발생하는 에러
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[원인]
창 사이즈를 조절할 때 차트 Resize가 되면서 간헐적으로 아래와 같은 에러가 발생함.
drawImage의 argument인 with또는 height가 1보다 작으면 에러가 발생한다고 함.(fix: calculateBackgroundRendering may return width or height less than 1 niklasvh/html2canvas#2982)
[작업 내용]